11103123223 has 8 divisors (see below), whose sum is σ = 11316445200. Its totient is φ = 10889943168.

The previous prime is 11103123221. The next prime is 11103123259. The reversal of 11103123223 is 32232130111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11103123223 - 2¹ = 11103123221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11103123223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103123221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129808 + ... + 197626.

It is an arithmetic number, because the mean of its divisors is an integer number (1414555650).

Almost surely, 2^11103123223 is an apocalyptic number.

11103123223 is a deficient number, since it is larger than the sum of its proper divisors (213321977).

11103123223 is an equidigital number, since it uses as much as digits as its factorization.

11103123223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70961.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11103123223 its reverse (32232130111), we get a palindrome (43335253334).

The spelling of 11103123223 in words is "eleven billion, one hundred three million, one hundred twenty-three thousand, two hundred twenty-three".